Who knew 17 years could go so fast? By the time it takes to send a kid to college, I’ve been toiling, mostly joyfully, at the Chronicle and SFGate.com. I am headed to KNBR 680-AM, where I will also be making radio appearances and occasionally filling in as a co-host and continuing as part of …

The Jets’ three-day rookie minicamp begins today. At the 49ers’ rookie minicamp in 2012, Jenkins’ performance foreshadowed the struggles to come. He was gassed after the first 90-minute practice and spoke to reporters in the locker room with massive ice bags wrapped around his sore hamstrings. …

The 49ers, of course, drafted the huge-hitting Tartt in the second round last week and the pick inspired a popular question: How will the small-school standout fare against, say, the Seahawks after playing in the Southern Conference. …

The pass-catcher with the best chance of sticking on the squad? That’s likely Utah’s Dres Anderson, who might have been a mid-round pick if not for a knee injury that ended his senior season in late October. …

Thomas, 25, who entered the league as an undrafted free agent from Stanford in 2013, made his NFL playing debut with the 49ers in November. He only played on special teams in five games and had two tackles. …